How to Hide Bank Details and Tax IDs of Business Partners in SAP S/4HANA

You have a requirement to hide the bank details and tax ID (SSN or EIN) of external (non-employee) business partners (BPs) based on authorizations in transaction BP and in the change history logs. The steps below apply to S4CORE 108 (SAP S/4HANA 2023) on private cloud. SAP has introduced additional authorization objects, described in the following SAP Notes: SAP Note 3416153: How to use authorization object B_BUPA_GRP on BP transaction SAP Note 3416118: How to use authorization object B_BUPA_ATT on BP transaction SAP Note 3416144: How to use authorization object B_BUPA_RLT on BP transaction SAP Note 3416138: How to use authorization object B_BUPA_FDG on BP transaction With this approach, you need to give up the other apps for maintaining BP master data (F3163 Manage Business Partner Master Dat: SAP Fiori Apps Reference Library, F1053A Manage Supplier Master Data: SAP Fiori Apps Reference Library, and F0850A Manage Customer Master Data: SAP Fiori Apps Reference Library) and use only transaction BP, since these authorization objects are not part of those apps and the restriction will not work there. By default, these authorization objects are also not checked in the change history lo...